Autotechs Newest Mitisubishi Triple Wound Stator design for its 500 Amp High output Alternator.  This alternator is to be used soley for Competitions only and not meant as a daily driver as Idle RPM is required to be at 800rpm MINIMUM.  Alternator includes our PWM controller to allow you to run up to 15.5V off an igintion source. External Voltage setup is available as an option as well (external voltage regulators sold separately).  Each unit is custom built so these take 2 weeks to manufacture.  Unit fits all GM Trucks from years 1996-2022 with GM Dual Spool, DR44 / AD244 style mounts.  Unit feature: Mitsubishi Triple Wound Stator Technology Largest OEM Heat sink rectifier with 12-50 amp diodes for extra cooling Supplied with internal 13.9v regulator Supplied with PWM controller to allow you to get to 15.5v.  Requires you to run controller to an ignition source, so you will not use factory harness. 45mm pulley requires a shorter belt 500+amp at 2000rpm (videos on website showing up to 534 amp. 230 Amp at 800rpm.